The 4th Doctor died from his injuries after falling from the Pharos Project Radio Telescope, at the hands of The Master.
He regenerated (with a little help from The Watcher) into The 5th Doctor, as played by Peter Davison.

Below is a
complete list of The 5th Doctor adventures. Click on each episode to find out more, including Cast and Crew lists, Synopsis',
Merchandise information, as well and pictures and other related media. There are also options to discuss and review each
episode by clicking on the interact buttons.